When the rules proposal was submitted the submitter had to provide a
reason for the suggested change so that info should be available from
AMA.
LeRoy Cordes
AMA 16974
Chicago, IL
On Mon, 15 May 2006 18:24:37 -0400 Don Slusarczyk <don5490_at_sbcglobal.net>
writes:
> Fred or Judy Rash wrote:
>
> > I don't fly the event, but strongly believe in unambiguous rules.
>
> > What is meant by the "total maximum cross section"? Is this
> perhaps
> > the sum of the fuselage cross sections as viewed along the three
> > mutually perpendicular axes? Is it the side view? The top view?
> The
> > side or top view whichever is larger?
> >
> Fred,
>
> Cabin rules require the fuselage cross section (at its maximum cross
>
> section position) to be at least model length* model length/100. So
> if
> you have a 25" long model, then you need at least 25*25/100= 6.25 sq
>
> inches cross sectional area of the body. I do not see why this rule
>
> needs to be messed with. It is a standing rule for a VERY long time.
> I
> made one cabin model which was 20" long but was too close coupled to
> fly
> well (but only required 4 sq inches cross section area). It was
> always a
> trade off in longer model, then higher drag body ( more area
> needed), if
> we require only 6 square inches, then you could build a 34" long
> model
> (like and old rules F1D) and only require 6inches of cross section
> area
> instead of 11.56" sq inches currently required. The consequence of
> this
> rule is that the models will get long and the flight times will
> increase dramatically. Again, it would be nice to see what the
> intent of
> the change is for. I also woudl like to see if it would eliminate
> any
> current records of models less than 24.5" long. I personally would
> vote
> against it, and will let my District Rep know my opinion.
>
> Don
>
>
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LeRoy Cordes
AMA 16974
Chicago, IL
Received on Wed May 17 2006 - 08:27:39 CEST